# Makefile for uClibc
#
# Copyright (C) 2000 by Lineo, inc.
# Copyright (C) 2004 Manuel Novoa III <mjn3@codepoet.org>
# Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org>
#
# Licensed under LGPL v2.1, see the file COPYING.LIB in this tarball for details.
#

# SUSv3 functions
CSRC := \
	fclose.c fcloseall.c fdopen.c fgetpos.c fopen.c freopen.c \
	fseeko.c fsetpos.c ftello.c getdelim.c getline.c gets.c getw.c \
	perror.c puts.c putw.c remove.c rewind.c setbuf.c setbuffer.c \
	setlinebuf.c setvbuf.c ungetc.c \
	printf.c vprintf.c vsprintf.c fprintf.c snprintf.c dprintf.c \
	asprintf.c sprintf.c vasprintf.c vdprintf.c vsnprintf.c \
	tmpfile.c tmpnam.c tmpnam_r.c popen.c tempnam.c ctermid.c

ifeq ($(UCLIBC_HAS_LFS),y)
CSRC += fgetpos64.c fopen64.c freopen64.c fseeko64.c fsetpos64.c ftello64.c
endif

# getc -> alias for fgetc
# putc -> alias for fputc
# rename is a syscall

# Implementation support functions
CSRC += \
	_READ.c _WRITE.c _adjust_pos.c _fopen.c _fwrite.c \
	_rfill.c _stdio.c _trans2r.c _trans2w.c _wcommit.c \
	_cs_funcs.c _load_inttype.c _store_inttype.c _uintmaxtostr.c
ifeq ($(UCLIBC_HAS_FLOATS),y)
CSRC += _fpmaxtostr.c
endif

# stdio_ext.h functions
CSRC += \
	__fbufsize.c __flbf.c __fpending.c __fpurge.c __freadable.c \
	__freading.c __fsetlocking.c __fwritable.c __fwriting.c _flushlbf.c

# Other glibc extensions
ifeq ($(UCLIBC_HAS_GLIBC_CUSTOM_STREAMS),y)
CSRC += fopencookie.c fmemopen.c open_memstream.c
endif

# pthread functions
CSRC += flockfile.c ftrylockfile.c funlockfile.c

# Functions with unlocked versions
CUSRC := \
	clearerr.c feof.c ferror.c fflush.c fgetc.c fgets.c fileno.c \
	fputc.c fputs.c fread.c fwrite.c getchar.c putchar.c
# getc_unlocked -> alias for fgetc_unlocked
# putc_unlocked -> alias for fputc_unlocked

# vfprintf and support functions
MSRC1 := vfprintf.c
ifneq ($(USE_OLD_VFPRINTF),y)
MOBJ1 := \
	vfprintf.o \
	_ppfs_init.o _ppfs_prepargs.o _ppfs_setargs.o _ppfs_parsespec.o \
	register_printf_function.o parse_printf_format.o
else
MOBJ1 :=
CSRC += old_vfprintf.c
endif

# vfscanf and support functions plus other *scanf funcs
MSRC2 := scanf.c
MOBJ2 := \
	vfscanf.o __scan_cookie.o __psfs_parse_spec.o __psfs_do_numeric.o \
	scanf.o sscanf.o fscanf.o vscanf.o vsscanf.o

CWSRC :=
ifeq ($(UCLIBC_HAS_WCHAR),y)
CWSRC += _wfwrite.c fwprintf.c swprintf.c vswprintf.c vwprintf.c wprintf.c \
	fwide.c ungetwc.c
CUSRC += fgetwc.c getwchar.c fgetws.c fputwc.c putwchar.c fputws.c
# getwc (fgetwc alias) getwc_unlocked (fgetwc_unlocked alias)
# putwc (fputwc alias) putwc_unlocked (fputwc_unlocked alias)
MOBJ1 += vfwprintf.o
MOBJ2 += wscanf.o swscanf.o fwscanf.o vwscanf.o vswscanf.o vfwscanf.o
endif

CSRC += $(CUSRC) $(CWSRC)

ifneq ($(DOMULTI),n)
STDIO_CSRC_NO_MULTI := fwrite.c fputc.c fputs.c fprintf.c _fpmaxtostr.c
CSRC := $(filter-out $(STDIO_CSRC_NO_MULTI),$(CSRC))
endif
STDIO_MOBJ1_NO_MULTI := vfprintf.o vfwprintf.o register_printf_function.o
STDIO_MOBJ2_NO_MULTI := vfscanf.o vfwscanf.o fscanf.o
STDIO_MOBJ_NO_MULTI := $(STDIO_MOBJ1_NO_MULTI) $(STDIO_MOBJ2_NO_MULTI)

STDIO_DIR := $(top_srcdir)libc/stdio
STDIO_OUT := $(top_builddir)libc/stdio

STDIO_SRC := $(patsubst %.c,$(STDIO_DIR)/%.c,$(CSRC))
STDIO_OBJ := $(patsubst %.c,$(STDIO_OUT)/%.o,$(CSRC))
STDIO_CUSRC := $(patsubst %.c,$(STDIO_DIR)/%.c,$(CUSRC))
STDIO_CUOBJ := $(patsubst %.c,$(STDIO_OUT)/%_unlocked.o,$(CUSRC))

STDIO_MSRC1 := $(patsubst %.c,$(STDIO_DIR)/%.c,$(MSRC1))
STDIO_MSRC2 := $(patsubst %.c,$(STDIO_DIR)/%.c,$(MSRC2))
STDIO_MOBJ1 := $(patsubst %.o,$(STDIO_OUT)/%.o,$(MOBJ1))
STDIO_MOBJ2 := $(patsubst %.o,$(STDIO_OUT)/%.o,$(MOBJ2))

STDIO_MSRC := $(STDIO_MSRC1) $(STDIO_MSRC2)
STDIO_MOBJ := $(STDIO_MOBJ1) $(STDIO_MOBJ2)

STDIO_DEF := $(patsubst %,-DL_%,$(subst .o,,$(filter-out $(STDIO_MOBJ_NO_MULTI),$(notdir $(STDIO_MOBJ)))))

STDIO_OBJS := $(STDIO_OBJ) $(STDIO_MOBJ) $(STDIO_CUOBJ)

STDIO_NO_MULTI := $(STDIO_CUOBJ)

# these need special handling or rewrite to support multi-build
# CUOBJ
%_unlocked.o: %.c
	$(cmd_compile_c_norename) -D__DO_UNLOCKED && $(symbol_rename)

%_unlocked.os: %.c
	$(cmd_compile_c_norename) -D__DO_UNLOCKED && $(symbol_rename)

$(STDIO_MOBJ1): $(STDIO_MSRC1)
	$(compile.m)

$(STDIO_MOBJ1:.o=.os): $(STDIO_MSRC1)
	$(compile.m)

$(STDIO_MOBJ2): $(STDIO_MSRC2)
	$(compile.m)

$(STDIO_MOBJ2:.o=.os): $(STDIO_MSRC2)
	$(compile.m)

libc-a-y+=$(STDIO_OBJS)
libc-so-y+=$(STDIO_OBJS:.o=.os)

CFLAGS-multi-y+=$(STDIO_DEF)
libc-multi-y+=$(STDIO_SRC) $(STDIO_MSRC)
libc-nomulti-y+=$(STDIO_NO_MULTI)
libc-nomulti-y+=$(patsubst %.c,$(STDIO_OUT)/%.o,$(STDIO_CSRC_NO_MULTI))
libc-nomulti-y+=$(patsubst %.o,$(STDIO_OUT)/%.o,$(STDIO_MOBJ_NO_MULTI))

objclean-y+=stdio_objclean

stdio_objclean:
	$(RM) $(STDIO_OUT)/*.{o,os}
